Which expression is irrational?

2 answers:

6 0

The answer is D. Because the sq. rt. of 1 is 1, the sq. rt. of 9 is 3, and the sq. rt. of 25 is 5. When you take the sq. rt. of 50 you get 7.071067.

tresset_1 [31]3 years ago

6 0

When we say that a number is irrational, it is when this number consists of a never ending digits to the right of the decimal point. In this case, let us check the given values above. A. square root of 1 is still 1. B. square root of 9 is 3. C. square root of 25 is 5. D. square root of 50 is 7.07106781187. Therefore, the option that is irrational is option D. Hope this answer helps.

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Evaluate the expression for x = 3, y=13 , and z = 5.

hoa [83]

Answer:

-437

Step-by-step explanation:

x=3,y=13,z=5

12x-3y4x-z

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3 years ago

The weights of 40 students were recorded. If the 75th percentile of

RUDIKE [14]

In the given question, there are numerous information's already provided. It is important to note then down first. With the help of those given information's the required answer can be easily reached.
Percentage of students that weighed 140 pounds = 75 percent
Then
Percentage of students that weighed more than 140 pounds = (100 - 75) percent
      = 25 percent
Total number of students that were weighed = 40 students
Total number of students that weighed more than 140 pounds = (25/100) * 40
      = (40/4) students
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7 0

3 years ago

PLEASE HELP !!!

Art [367]

-3•-4=12, and -3+-4=-7.
this will turn into
(x-3)(x-4)
set them up to equal zero
x-3=0, x-4=0
solve
x=3, x=4
(a)

8 0

3 years ago

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